view panner.h @ 363:f89e50d748ed feature_93

Enable Push button whenever the repo is non-empty, even when there is no remote location -- ask for remote location when it is pressed. Also change "Change Remote..." to "Set Remote..." to be consistent with this new usage
author Chris Cannam
date Thu, 17 Mar 2011 17:48:18 +0000
parents 8fd71f570884
children
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    EasyMercurial

    Based on HgExplorer by Jari Korhonen
    Copyright (c) 2010 Jari Korhonen
    Copyright (c) 2011 Chris Cannam
    Copyright (c) 2011 Queen Mary, University of London
    
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of the
    License, or (at your option) any later version.  See the file
    COPYING included with this distribution for more information.
*/

#ifndef _PANNER_H_
#define _PANNER_H_

#include <QGraphicsView>

class Panned;

class Panner : public QGraphicsView
{
    Q_OBJECT

public:
    Panner();
    virtual ~Panner() { }

    virtual void setScene(QGraphicsScene *);

    void connectToPanned(Panned *p);

signals:
    void pannedRectChanged(QRectF);
    void pannerChanged(QRectF);
    void zoomIn();
    void zoomOut();

public slots:
    void slotSetPannedRect(QRectF);

protected slots:
    void slotSceneRectChanged(const QRectF &);
    void slotSceneChanged(const QList<QRectF> &);

protected:
    QRectF m_pannedRect;

    void moveTo(QPoint);

    void fit(QRectF);

    virtual void paintEvent(QPaintEvent *);
    virtual void mousePressEvent(QMouseEvent *e);
    virtual void mouseMoveEvent(QMouseEvent *e);
    virtual void mouseReleaseEvent(QMouseEvent *e);
    virtual void mouseDoubleClickEvent(QMouseEvent *e);
    virtual void wheelEvent(QWheelEvent *e);

    virtual void resizeEvent(QResizeEvent *);

    virtual void updateScene(const QList<QRectF> &);
    virtual void drawItems(QPainter *, int, QGraphicsItem *[],
                           const QStyleOptionGraphicsItem []);

    bool m_clicked;
    QRectF m_clickedRect;
    QPoint m_clickedPoint;

    QPixmap m_cache;
};

#endif